GreenSteps has been supplying high quality timber joinery for eco-building projects in the UK since 2006. GreenSteps triple glazed windows and doors are our best selling products.
Timber is the most sustainable material from which to manufacture windows and doors. GreenSteps holds FSC Chain of Custody certification, ensuring that we source our timber from sustainably managed forests.
GreenSteps triple glazed timber windows and doors are some of the highest performance glazing products available in the UK. They are suitable for all low energy and Passivhaus building projects.
Can you imagine a house which didn't need a central heating system? The Passivhaus building standard allows this to be a reality. Using GreenSteps Passivhaus windows, doors and sliding doors in your project will help you achieve the coveted Passivhaus standard and make those nasty heating bills a thing of the past.
GreenSteps triple glazed windows and doors are made exclusively for us in a factory certified to ISO9001 and ISO14001 standards. You can be certain of precisely where your windows and doors are being produced and be assured by our independently audited quality control processes.